Management of Pediatric Exotropia After Failed Patching

Introduction to Management

The American Academy of Ophthalmology recommends referral to a pediatric ophthalmologist for comprehensive evaluation and consideration of surgical intervention after failed patching in children with exotropia 1, 2, 3, 4

For cases where diagnosis or management is difficult, consultation with or referral to an ophthalmologist who specializes in pediatric patients is desirable, as stated by the American Academy of Pediatric Ophthalmology and Strabismus 1, 2, 3, 4
Childhood exotropia is a long-term problem requiring commitment from both the family and ophthalmologist to achieve the best possible outcome, and specialist expertise is needed when initial conservative measures fail, according to the American Association for Pediatric Ophthalmology and Strabismus 1, 2, 3
Children with constant or poorly controlled exotropia are at risk for developing amblyopia and require more frequent monitoring and potentially more aggressive intervention, as recommended by the American Academy of Ophthalmology 1, 2, 4

The pediatric ophthalmologist will perform a comprehensive ophthalmological examination, including assessment of the magnitude and frequency of deviation, visual acuity in each eye, and binocular function, as outlined by the American Academy of Ophthalmology 1, 2, 4
Evaluation for amblyopia, which can occur with exotropia, though severe amblyopia is uncommon with intermittent forms, is recommended by the American Association for Pediatric Ophthalmology and Strabismus 7, 8

Surgical intervention may be considered if the exodeviation is constant, occurs frequently, is large enough to be unacceptable, or non-surgical treatments have failed, as stated by the American Academy of Ophthalmology 4
Surgical options include bilateral lateral rectus muscle recessions or unilateral lateral rectus recession with medial rectus resection, with approximately 80% achieving good alignment at 6 months postoperatively, according to the American Association for Pediatric Ophthalmology and Strabismus 4

Long-term recurrence is common even after initially successful surgery, with moderate risk of recurrent exotropia over time, as reported by the American Academy of Ophthalmology 1, 4
Children require ongoing follow-up evaluations every 6-12 months to monitor deviation control, visual acuity, and binocularity, as recommended by the American Academy of Pediatric Ophthalmology and Strabismus 1, 2, 4